Roundabouts Database

29411 Results

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City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Bourne, MA
Barnstable Co.
United States 		US 6 / Rte. 28 (Main St.)
(41.74607, -70.61805) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
92.6736 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Functional Class: Arterial ICD estimated from Google Maps linework.
Riverhead, NY
Suffolk Co.
United States 		Rte. 24 / CR 94
(40.91591, -72.66968) 		Rotary
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
86.6419 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Riverhead, NY
Suffolk Co.
United States 		Rte. 24 / (unknown)
(40.91524, -72.66606) 		Rotary
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
48.7366 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Fort Montgomery, NY
Orange Co.
United States 		US 6 / US 9W / Bear Mountain Bridge
(41.32020, -73.99147) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
98.6676 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Functional Class: Arterial ICD estimated from Google Maps linework.
Bear Mountain, NY
Rockland Co.
United States 		US 6 / Seven Lakes Dr.
(41.30530, -74.03460) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
109.4564 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Orlando, FL
Orange Co.
United States 		Arbor Park Ln. / Village Oak Ln.
(28.78793, -81.35421) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.4483 		Other (At-Grade)
Single-Lane 		Part of retail shopping center/office park development. Series of three roundabouts. Functional Class: Local ICD estimated from Google Maps linework.
Orlando, FL
Orange Co.
United States 		Arbor Park Ln. / Colonial Center Pkwy. / Colonial Grand Ln.
(28.79006, -81.35422) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.3075 		Other (At-Grade)
Single-Lane 		Part of retail shopping center/office park development. Series of three roundabouts. Functional Class: Local ICD estimated from Google Maps linework.
Orlando, FL
Orange Co.
United States 		Colonial Center Pkwy. / Parking lot access
(28.79184, -81.35422) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
46.0539 		Other (At-Grade)
Single-Lane 		Part of retail shopping center/office park development. Series of three roundabouts. Functional Class: Local ICD estimated from Google Maps linework.
Port Hawkesbury, NS
Inverness
Canada 		Rte 104 / Rte 105 / Rte 19 / Rte 4
(45.64691, -61.40460) 		Rotary
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
70.9690 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		W. Bridge St. / US 85 NB Ramps
(39.98683, -104.82320) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
43.0090 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2006 Part of double-dumbbell interchange with two roundabouts and one storage lane into railroad crossing. ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		W. Bridge St. / US 85 SB Ramps
(39.98682, -104.82450) 		Roundabout
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
43.9241 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2006 Part of double-dumbbell interchange with two roundabouts and one storage lane into railroad crossing. ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		31st Ave. E / E. Pike St.
(47.61410, -122.29250) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		32nd Ave. E / E. Pike St.
(47.61408, -122.29140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		33rd Ave. E / E. Pike St.
(47.61405, -122.29030) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
73.2661 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		32nd Ave. E / E. Pine St.
(47.61526, -122.29130) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
63.6032 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		32nd Ave. E / E. Olive St.
(47.61643, -122.29130) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
22.5424 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		32nd Ave. E / E. Howell St.
(47.61763, -122.29130) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
11.2709 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		33rd Ave. E / E. Howell St.
(47.61764, -122.29020) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
79.7016 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Woodlawn Ave. N / Wallingfor Ave. N
(47.69778, -122.33650) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
9.6460 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Densmore Ave. N / N. 36th St.
(47.65051, -122.33750) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
13.6775 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Estero, FL
Lee Co.
United States 		W. Bay Blvd. / Baybridge Blvd.
(26.41991, -81.83290) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
36.3660 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Columbine, CO
Jefferson Co.
United States 		S. Simms St. / Nelson St.
(39.64159, -105.12910) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
38.6271 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Right turn bypass lanes on three legs. ICD estimated from Google Maps linework.
Maple Grove, MN
Hennepin Co.
United States 		Jonquil Ln. / 85th Ave.
(45.10938, -93.43398) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
57.3175 		Other (At-Grade)
Single-Lane 		2001 Mountable splitter islands, driverways in circle, parking in circle, pedestrian amenity in central island. Functional Class: Local ICD estimated from Google Maps linework.
St. George, UT
Washington Co.
United States 		Main St. / Hope St. (400 N)
(37.11495, -113.58340) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
28.5717 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Claremont Blvd. / Taraval St. / Dewey Blvd. / Kensington Way
(37.74376, -122.46370) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
35.8881 		Other (At-Grade)
Single-Lane 		Stop-controlled traffic circle. ICD estimated from Google Maps linework.
Ladera Ranch, CA
Orange Co.
United States 		Cecil Pasture Rd. / retail access
(33.56192, -117.64680) 		Other
Existing 		Unknown
None 		3 Approaches
0 Driveways
26.8710 		Other (At-Grade)
Single-Lane 		2004 http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #1
(43.87218, -121.43960) 		Other
Existing 		Unknown
None 		3 Approaches
0 Driveways
80.9318 		Other (At-Grade)
Single-Lane 		1968 Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #2
(43.87863, -121.43480) 		Other
Existing 		Unknown
None 		4 Approaches
0 Driveways
81.7839 		Other (At-Grade)
Single-Lane 		1968 Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #3
(43.88271, -121.43980) 		Other
Existing 		Unknown
None 		4 Approaches
0 Driveways
93.8299 		Other (At-Grade)
Single-Lane 		1968 Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #4
(43.89000, -121.43850) 		Other
Existing 		Unknown
None 		4 Approaches
0 Driveways
84.3505 		Other (At-Grade)
Single-Lane 		1968 Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #5
(43.89635, -121.44420) 		Other
Existing 		Unknown
None 		4 Approaches
0 Driveways
61.1046 		Other (At-Grade)
Single-Lane 		1968 Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #6
(43.90435, -121.43830) 		Other
Existing 		Unknown
None 		4 Approaches
0 Driveways
79.1671 		Other (At-Grade)
Single-Lane 		1968 Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #7
(43.91307, -121.43810) 		Other
Existing 		Unknown
None 		3 Approaches
0 Driveways
69.6913 		Other (At-Grade)
Single-Lane 		1968 Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #9
(43.90348, -121.42740) 		Other
Existing 		Unknown
None 		0 Approaches
0 Driveways
84.3314 		Other (At-Grade)
Single-Lane 		Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #10
(43.89851, -121.42340) 		Other
Existing 		Unknown
None 		0 Approaches
0 Driveways
86.0596 		Other (At-Grade)
Single-Lane 		Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #11
(43.89212, -121.42430) 		Other
Existing 		Unknown
None 		0 Approaches
0 Driveways
82.6261 		Other (At-Grade)
Single-Lane 		Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Fishers, IN
Hamilton Co.
United States 		Fishers Point Blvd. / Founders Pl.
(39.95131, -86.01727) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
45.7780 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Fishers, IN
Hamilton Co.
United States 		USA Pkwy. / (unknown)
(39.94897, -86.00703) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
81.4877 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Delta Township, MI
Eaton Co.
United States 		Willow Hwy. / Canal Rd.
(42.75553, -84.66173) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.3239 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Sheboygan, WI
Sheboygan Co.
United States 		8th St. / Indiana Ave.
(43.74340, -87.71295) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
56.9471 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
South Jordan, UT
Salt Lake Co.
United States 		River Front Pkwy. / 10750 South
(40.55468, -111.91360) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
108.8921 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Functional Class: Arterial ICD estimated from Google Maps linework.
South Jordan, UT
Salt Lake Co.
United States 		River Front Pkwy. / 11050 South
(40.55050, -111.91690) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
52.6345 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Functional Class: Arterial ICD estimated from Google Maps linework.
South Jordan, UT
Salt Lake Co.
United States 		Daybreak View Pkwy. (11400 South) / Kestrel Ridge Rd.
(40.54686, -111.99760) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
133.4084 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Functional Class: Arterial ICD estimated from Google Maps linework.
South Jordan, UT
Salt Lake Co.
United States 		Daybreak View Pkwy. (11400 South) / Oakmond Rd.
(40.54534, -112.00610) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
60.8066 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Functional Class: Arterial ICD estimated from Google Maps linework.
Charlotte, NC
Mecklenburg Co.
United States 		Mary Alexander Rd. / North Loop Rd. (Vanlandingham Rd.)
(35.30556, -80.72809) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
33.1388 		Other (At-Grade)
Single-Lane 		2005 On campus of University of North Carolina at Charlotte. Heavy pedestrian location - parking deck. ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States 		Shoultes Rd. / 51st Ave. NE / 108th St. NE
(48.09268, -122.16210) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.5158 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Opened September 2006. ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States 		34th Ave. NE / Quil Ceda Blvd.
(48.10637, -122.18610) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
35.0906 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Opened May 2007. ICD estimated from Google Maps linework.
New Bern, NC
Craven Co.
United States 		Broad St. / Front St.
(35.10776, -77.03563) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
27.3573 		Other (At-Grade)
Single-Lane 		2001 Part of enhancement project. ICD estimated from Google Maps linework.
Chapel Hill, NC
Durham Co.
United States 		Ephesus Church Rd. / Pope Rd.
(35.93135, -78.99929) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
27.0780 		Other (At-Grade)
Single-Lane 		2005 Built by developer. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		NC 751 / Old Erwin Rd.
(36.00068, -78.96225) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
27.0543 		Other (At-Grade)
Single-Lane 		2003 Spot safety project. Right-turn bypass lane. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Circuit Dr. / Research Dr.
(36.00615, -78.94078) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
22.2216 		Other (At-Grade)
Single-Lane 		2003 New north-south road through Duke University campus. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Towerview Rd. / Campus Dr.
(35.99779, -78.93916) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
24.1565 		Other (At-Grade)
Single-Lane 		2004 New entrance to parking areas on Duke University campus. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Woodcroft Pkwy. / Highgate Rd.
(35.92228, -78.93601) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
34.8186 		Other (At-Grade)
Single-Lane 		2005 City safety project in lieu of signal. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Southpoint Auto Park Blvd. / Johnson Victory Cir.
(35.90882, -78.94987) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
42.5633 		Other (At-Grade)
Single-Lane 		2004 Built by developer. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Glendale Ave. / Washington St.
(36.02251, -78.90046) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
34.7744 		Other (At-Grade)
Single-Lane 		2000 Modified circle, part of I-85 detour route. ICD estimated from Google Maps linework.
Greensboro, NC
Guilford Co.
United States 		Bluford St. / Obemeyer St.
(36.07512, -79.77265) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
23.1675 		Other (At-Grade)
Single-Lane 		2005 North Carolina A&T University campus redevelopment. ICD estimated from Google Maps linework.
Winston-Salem, NC
Forsyth Co.
United States 		Westview Dr. / Buckingham Rd.
(36.09549, -80.28940) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2001 City project. Painted splitter islands.
Charlotte, NC
Mecklenburg Co.
United States 		Park Rd. / Brookside Ave. / Tremont Ave.
(35.20321, -80.85256) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
17.5662 		Other (At-Grade)
Single-Lane 		2003 City- possible traffic calming location. ICD estimated from Google Maps linework.
Charlotte, NC
Mecklenburg Co.
United States 		Moores Chapel Rd. / I-485 NB Ramp
(35.27366, -80.96478) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
37.0520 		Freeway Ramps (Grade-Separated)
Single-Lane 		2005 Interchange terminal. Fatal crash May 14, 2008. ICD estimated from Google Maps linework.
Charlotte, NC
Mecklenburg Co.
United States 		Moores Chapel Rd. / I-485 SB Ramp
(35.27376, -80.96779) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
37.0520 		Freeway Ramps (Grade-Separated)
Single-Lane 		2005 Interchange terminal. Fatal crash June 28, 2011. ICD estimated from Google Maps linework.
Davidson, NC
Mecklenburg Co.
United States 		Griffith St. / Davidson Gateway Dr.
(35.50277, -80.86375) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
36.9469 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Built by developer - multilane existing intersection. ICD estimated from Google Maps linework.
Davidson, NC
Mecklenburg Co.
United States 		Griffith St. / Jetton St.
(35.50210, -80.86121) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
39.8641 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Built by developer - multilane existing intersection. ICD estimated from Google Maps linework.
Huntersville, NC
Mecklenburg Co.
United States 		Stumptown Rd. / Hugh Torance Pkwy.
(35.42301, -80.87071) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
58.3951 		Other (At-Grade)
Single-Lane 		2004 Built by developer. ICD estimated from Google Maps linework.
Norwood, NC
Stanly Co.
United States 		Cottonville Rd. / S. Stanly School Rd.
(35.23319, -80.16761) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.1684 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Waxhaw, NC
Union Co.
United States 		Waxhaw-Indian Trl. / Potter Rd.
(35.02373, -80.69185) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.2538 		Other (At-Grade)
Single-Lane 		2006 Safety location. ICD estimated from Google Maps linework.
Gastonia, NC
Gaston Co.
United States 		Gaston Day School Rd. / Kendrick Rd.
(35.21435, -81.13301) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.2003 		Other (At-Grade)
Single-Lane 		2005 Safety problem - did not meet signal warrants. ICD estimated from Google Maps linework.
Asheville, NC
Buncombe Co.
United States 		Bleachery Blvd. / Wal-Mart parking lot entrance
(35.57649, -82.51315) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
36.9130 		Other (At-Grade)
Single-Lane 		2006 Built by developer - entrance to Wal-Mart parking lot. ICD estimated from Google Maps linework.
Waynesville, NC
Haywood Co.
United States 		US 23B (Asheville Rd.-N Main St) / Ratcliffe Cove Rd. / Zemery Ln.
(35.49899, -82.96632) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
38.8933 		Other (At-Grade)
Single-Lane 		2004 TIP project. Right turn bypass lane. Fatal crash June 5, 2007. ICD estimated from Google Maps linework.
Columbus, NC
Polk Co.
United States 		NC 108 / I-26 EB Ramps
(35.24493, -82.20628) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
35.1144 		Freeway Ramps (Grade-Separated)
Single-Lane 		2004 Part of interchange - two-lane bridge. ICD estimated from Google Maps linework.
Columbus, NC
Polk Co.
United States 		NC 108 / I-26 WB Ramps
(35.24627, -82.20499) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
34.1384 		Freeway Ramps (Grade-Separated)
Single-Lane 		2007 Part of interchange - two-lane bridge. ICD estimated from Google Maps linework.
Concord, NC
Mecklenburg Co.
United States 		Christenbury Rd. / Millstream Ridge Dr.
(35.38115, -80.74506) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
27.2652 		Other (At-Grade)
Single-Lane 		2003 Developer subdivision. ICD estimated from Google Maps linework.
Mount Vernon, WA
Skagit Co.
United States 		SR 538 (E College Way) / SR 9
(48.43002, -122.26460) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
1 Driveways
38.0389 		Other (At-Grade)
Single-Lane 		2007 Opened July 2007. Rural. Fatal crash December 22, 2011. 11861-05. ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States 		Evergreen Pkwy. NW / McCann Plaza
(47.06936, -122.97440) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
42.3006 		Other (At-Grade)
Single-Lane 		2005 Entrance to college. Opened November 2005. ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States 		14th Ave. SE / E Bay Dr. / Henderson Blvd. SE
(47.02971, -122.89140) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.3772 		Other (At-Grade)
Single-Lane 		2005 Opened July 2005. Southbound right turn bypass lane. ICD estimated from Google Maps linework.
Sammamish, WA
King Co.
United States 		Issaquah Pine Lake Rd. / SE 32nd Way
(47.57894, -122.02810) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
33.8378 		Other (At-Grade)
Single-Lane 		2005 Opened March 2005. ICD estimated from Google Maps linework.
Sequim, WA
Clallam Co.
United States 		N Sequim Ave. / Old Olympic Hwy.
(48.09418, -123.10230) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.5265 		Other (At-Grade)
Single-Lane 		2005 Opened September 2005. ICD estimated from Google Maps linework.
Sequim, WA
Clallam Co.
United States 		W Washington St. / River Rd.
(48.07758, -123.13480) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
31.9184 		Other (At-Grade)
Single-Lane 		2004 Opened June 2004. Northbound right turn bypass lane. ICD estimated from Google Maps linework.
Spokane, WA
Spokane Co.
United States 		E. Sharp Ave. / N. Columbus St.
(47.66950, -117.39490) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
22.5195 		Other (At-Grade)
Single-Lane 		1992 September 1992. ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States 		49th Ave. NE / 33rd St. NE / Norpoint Way NE
(47.28643, -122.38220) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.9249 		Other (At-Grade)
Single-Lane 		2004 Opened December 2004. ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States 		S Tyler St. / S 66th St.
(47.19746, -122.49280) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.9685 		Other (At-Grade)
Single-Lane 		2005 Opened July 2005. Fatal crash August 12. 2006. 11861-05. ICD estimated from Google Maps linework.
Vancouver, WA
Clark Co.
United States 		W. 6th St. / Esther St.
(45.62572, -122.67610) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.2336 		Other (At-Grade)
Single-Lane 		2005 Opened June 2005. ICD estimated from Google Maps linework.
Vancouver, WA
Clark Co.
United States 		NE 137th Ave. / NE 49th St.
(45.65733, -122.53190) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
40.0691 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Opened January 2008. ICD estimated from Google Maps linework.
Woodinville, WA
King Co.
United States 		136th Ave. NE / Woodinville High School Entrance
(47.77161, -122.15860) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
25.6862 		Other (At-Grade)
Single-Lane 		2003 Opened October 2003. ICD estimated from Google Maps linework.
University Place, WA
Pierce Co.
United States 		64th St W / Park Entrance
(47.19891, -122.56530) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
28.4022 		Other (At-Grade)
Single-Lane 		2004 Completed before July 2004. ICD estimated from Google Maps linework.
University Place, WA
Pierce Co.
United States 		Cirque Dr. W / Alameda Ave. W / 56th St. W
(47.20639, -122.51600) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
54.3624 		Other (At-Grade)
Single-Lane 		2002 Completed December 2002. ICD estimated from Google Maps linework.
University Place, WA
Pierce Co.
United States 		40th St. W / Drexler Dr. W
(47.22084, -122.53430) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
31.6351 		Other (At-Grade)
Single-Lane 		2006 Completed June 2006. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Vashon Dr. NE / Columbia Way NE
(47.09724, -122.77000) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
26.0175 		Other (At-Grade)
Single-Lane 		2005 Opened December 2005. ICD estimated from Google Maps linework.
Fruitland, MD
Wicomico Co.
United States 		MD 513 Cedar Ln. / Division St.
(38.32094, -75.61021) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.0471 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Saint Leonard, MD
Calvert Co.
United States 		Calvert Beach Rd. / MD 765 Saint Leonard Rd.
(38.47316, -76.50607) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.2460 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Hampstead, MD
Carroll Co.
United States 		MD 88 / MD 833
(39.60434, -76.83682) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
34.0470 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Chaptico, MD
St. Marys Co.
United States 		MD 234 / MD 238
(38.36791, -76.78179) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
35.5833 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Clarksville, MD
Howard Co.
United States 		Brighton Dam Rd. / Ten Oaks Rd.
(39.20491, -76.95455) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
35.1680 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Deale, MD
Anne Arundel Co.
United States 		MD 256 / MD 258
(38.79327, -76.54586) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
34.4423 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Bel Air, MD
Harford Co.
United States 		Constant Friendship Blvd. / BJ's
(39.45546, -76.31870) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
29.5092 		Other (At-Grade)
Single-Lane 		1995 Functional Class: Local ICD estimated from Google Maps linework.
Hughesville, MD
Charles Co.
United States 		MD 231 / MD 5 NB Ramps
(38.53426, -76.77790) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
54.1863 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
Hughesville, MD
Charles Co.
United States 		MD 231 / MD 5 SB Ramps
(38.53381, -76.77969) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
58.8579 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Monte Vista Dr. East / W. 22nd St.
(40.41451, -105.13180) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
24.5519 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Monte Vista Dr. West / W. 22nd St.
(40.41449, -105.13290) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
26.3706 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		New Castle Dr. / Tabernash Dr.
(40.42599, -105.12010) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
24.5477 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Bagley Ave. N / N 43rd St.
(47.65912, -122.33260) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown